Krommidas Χ.; Galanis Ε.; Papaioannou Α.; Tzioumakis Γ.; Zourbanos Ν.; Keramidas Π.; Digelidis Ν. The Relationship of Empowering and Disempowering Coaching Climate With Enjoyment and Quality of Life Variables in Greek Youth Soccer. ispe 2016, 14, 19-35.